CA2273956A1 - Transducteur a grille pour ecran tactile acoustique - Google Patents

Transducteur a grille pour ecran tactile acoustique Download PDF

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Publication number
CA2273956A1
CA2273956A1 CA002273956A CA2273956A CA2273956A1 CA 2273956 A1 CA2273956 A1 CA 2273956A1 CA 002273956 A CA002273956 A CA 002273956A CA 2273956 A CA2273956 A CA 2273956A CA 2273956 A1 CA2273956 A1 CA 2273956A1
Authority
CA
Canada
Prior art keywords
wave
substrate
acoustic
grating transducer
acoustic touchscreen
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002273956A
Other languages
English (en)
Other versions
CA2273956C (fr
Inventor
Shigeki Kambara
Hiroshi Kaneda
Robert Adler
Joel Kent
Bruce W. Maxfield
Masao Takeuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Elo Touch Solutions Inc
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2273956A1 publication Critical patent/CA2273956A1/fr
Application granted granted Critical
Publication of CA2273956C publication Critical patent/CA2273956C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/043—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic waves
    • G06F3/0436—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using propagating acoustic waves in which generating transducers and detecting transducers are attached to a single acoustic waves transmission substrate

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Position Input By Displaying (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
CA002273956A 1996-12-25 1997-12-24 Transducteur a grille pour ecran tactile acoustique Expired - Fee Related CA2273956C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP34581296 1996-12-25
JP8/345812 1996-12-25
PCT/US1997/023909 WO1998029853A1 (fr) 1996-12-25 1997-12-24 Transducteur a grille pour ecran tactile acoustique

Publications (2)

Publication Number Publication Date
CA2273956A1 true CA2273956A1 (fr) 1998-07-09
CA2273956C CA2273956C (fr) 2002-04-30

Family

ID=18379158

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002273956A Expired - Fee Related CA2273956C (fr) 1996-12-25 1997-12-24 Transducteur a grille pour ecran tactile acoustique

Country Status (13)

Country Link
US (1) US6091406A (fr)
EP (1) EP0950234B1 (fr)
JP (1) JP3800274B2 (fr)
KR (1) KR100542801B1 (fr)
CN (1) CN1161726C (fr)
AU (1) AU715056B2 (fr)
BR (1) BR9714435B1 (fr)
CA (1) CA2273956C (fr)
DE (1) DE69729317T2 (fr)
HK (1) HK1024772A1 (fr)
IL (1) IL130345A0 (fr)
TW (1) TW490632B (fr)
WO (1) WO1998029853A1 (fr)

Families Citing this family (376)

* Cited by examiner, † Cited by third party
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TW490632B (en) 2002-06-11
BR9714435B1 (pt) 2010-07-27
EP0950234B1 (fr) 2004-05-26
DE69729317T2 (de) 2005-06-02
AU715056B2 (en) 2000-01-13
KR100542801B1 (ko) 2006-08-04
BR9714435A (pt) 2000-05-02
EP0950234A1 (fr) 1999-10-20
AU5903298A (en) 1998-07-31
DE69729317D1 (de) 2004-07-01
CN1161726C (zh) 2004-08-11
WO1998029853A1 (fr) 1998-07-09
HK1024772A1 (en) 2000-10-20
CA2273956C (fr) 2002-04-30
KR19980064569A (ko) 1998-10-07
EP0950234A4 (fr) 2001-03-14
CN1242096A (zh) 2000-01-19
US6091406A (en) 2000-07-18
IL130345A0 (en) 2000-06-01
JP3800274B2 (ja) 2006-07-26

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